package site.microkang.house.config;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;

import java.util.ArrayList;
import java.util.List;

/**
 * @author liukang
 * @date 2021/3/4 13:35
 */
@Configuration
public class HttpConverterConfig {

    @Bean
    public HttpMessageConverters fastJsonHttpMessageConverters() {
        /*
        1.定义一个converters转换消息的对象
         */
        FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
        /*
        2.添加fastjson的配置信息，比如: 是否需要格式化返回的json数据
         */
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
        fastJsonConfig.setSerializerFeatures(SerializerFeature.WriteEnumUsingToString);
        /*
        3.在converter中添加配置信息
         */
        fastConverter.setFastJsonConfig(fastJsonConfig);
        /*
        处理中文乱码问题
         */
        List<MediaType> oFastMediaTypeList = new ArrayList<>();
        oFastMediaTypeList.add(MediaType.APPLICATION_JSON_UTF8);
        fastConverter.setSupportedMediaTypes(oFastMediaTypeList);
        /*
        4.将converter赋值给HttpMessageConverter
         */
        HttpMessageConverter<?> converter = fastConverter;
        /*
        5.返回HttpMessageConverters对象
         */
        return new HttpMessageConverters(converter);
    }
}
